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aws_test.go
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aws_test.go
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// Unless explicitly stated otherwise all files in this repository are licensed
// under the Apache License Version 2.0.
// This product includes software developed at Datadog (https://www.datadoghq.com/).
// Copyright 2016 Datadog, Inc.
package aws
import (
"context"
"net/http"
"net/http/httptest"
"testing"
"gopkg.in/DataDog/dd-trace-go.v1/ddtrace/ext"
"gopkg.in/DataDog/dd-trace-go.v1/ddtrace/mocktracer"
"github.com/aws/aws-sdk-go-v2/aws"
"github.com/aws/aws-sdk-go-v2/service/sqs"
"github.com/stretchr/testify/assert"
)
func TestAppendMiddleware(t *testing.T) {
tests := []struct {
name string
responseStatus int
responseBody []byte
expectedStatusCode int
}{
{
name: "test mocked sqs failure request",
responseStatus: 400,
expectedStatusCode: 400,
},
{
name: "test mocked sqs success request",
responseStatus: 200,
expectedStatusCode: 200,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
mt := mocktracer.Start()
defer mt.Stop()
server := mockAWS(tt.expectedStatusCode)
defer server.Close()
resolver := aws.EndpointResolverFunc(func(service, region string) (aws.Endpoint, error) {
return aws.Endpoint{
PartitionID: "aws",
URL: server.URL,
SigningRegion: "eu-west-1",
}, nil
})
awsCfg := aws.Config{
Region: "eu-west-1",
Credentials: aws.AnonymousCredentials{},
EndpointResolver: resolver,
}
AppendMiddleware(&awsCfg)
sqsClient := sqs.NewFromConfig(awsCfg)
sqsClient.ListQueues(context.Background(), &sqs.ListQueuesInput{})
spans := mt.FinishedSpans()
s := spans[0]
assert.Equal(t, "SQS.request", s.OperationName())
assert.Contains(t, s.Tag(tagAWSAgent), "aws-sdk-go-v2")
assert.Equal(t, "ListQueues", s.Tag(tagAWSOperation))
assert.Equal(t, "eu-west-1", s.Tag(tagAWSRegion))
assert.Equal(t, "SQS.ListQueues", s.Tag(ext.ResourceName))
assert.Equal(t, "aws.SQS", s.Tag(ext.ServiceName))
assert.Equal(t, tt.expectedStatusCode, s.Tag(ext.HTTPCode))
if tt.expectedStatusCode == 200 {
assert.Equal(t, "test_req", s.Tag("aws.request_id"))
}
assert.Equal(t, "POST", s.Tag(ext.HTTPMethod))
assert.Equal(t, server.URL+"/", s.Tag(ext.HTTPURL))
assert.Equal(t, "aws-sdk-go-v2", s.Tag("component"))
assert.Equal(t, "client", s.Tag("span.kind"))
})
}
}
func TestAppendMiddleware_WithNoTracer(t *testing.T) {
server := mockAWS(200)
defer server.Close()
resolver := aws.EndpointResolverFunc(func(service, region string) (aws.Endpoint, error) {
return aws.Endpoint{
PartitionID: "aws",
URL: server.URL,
SigningRegion: "eu-west-1",
}, nil
})
awsCfg := aws.Config{
Region: "eu-west-1",
Credentials: aws.AnonymousCredentials{},
EndpointResolver: resolver,
}
AppendMiddleware(&awsCfg)
sqsClient := sqs.NewFromConfig(awsCfg)
_, err := sqsClient.ListQueues(context.Background(), &sqs.ListQueuesInput{})
assert.NoError(t, err)
}
func mockAWS(statusCode int) *httptest.Server {
return httptest.NewServer(http.HandlerFunc(
func(w http.ResponseWriter, r *http.Request) {
w.Header().Set("X-Amz-RequestId", "test_req")
w.WriteHeader(statusCode)
w.Write([]byte(`{}`))
}))
}
func TestAppendMiddleware_WithOpts(t *testing.T) {
tests := []struct {
name string
opts []Option
expectedServiceName string
expectedRate interface{}
}{
{
name: "with defaults",
opts: nil,
expectedServiceName: "aws.SQS",
expectedRate: nil,
},
{
name: "with enabled",
opts: []Option{WithAnalytics(true)},
expectedServiceName: "aws.SQS",
expectedRate: 1.0,
},
{
name: "with disabled",
opts: []Option{WithAnalytics(false)},
expectedServiceName: "aws.SQS",
expectedRate: nil,
},
{
name: "with service name",
opts: []Option{WithServiceName("TestName")},
expectedServiceName: "TestName",
expectedRate: nil,
},
{
name: "with override",
opts: []Option{WithAnalyticsRate(0.23)},
expectedServiceName: "aws.SQS",
expectedRate: 0.23,
},
{
name: "with rate outside boundary",
opts: []Option{WithAnalyticsRate(1.5)},
expectedServiceName: "aws.SQS",
expectedRate: nil,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
mt := mocktracer.Start()
defer mt.Stop()
server := mockAWS(200)
defer server.Close()
resolver := aws.EndpointResolverFunc(func(service, region string) (aws.Endpoint, error) {
return aws.Endpoint{
PartitionID: "aws",
URL: server.URL,
SigningRegion: "eu-west-1",
}, nil
})
awsCfg := aws.Config{
Region: "eu-west-1",
Credentials: aws.AnonymousCredentials{},
EndpointResolver: resolver,
}
AppendMiddleware(&awsCfg, tt.opts...)
sqsClient := sqs.NewFromConfig(awsCfg)
sqsClient.ListQueues(context.Background(), &sqs.ListQueuesInput{})
spans := mt.FinishedSpans()
assert.Len(t, spans, 1)
s := spans[0]
assert.Equal(t, tt.expectedServiceName, s.Tag(ext.ServiceName))
assert.Equal(t, tt.expectedRate, s.Tag(ext.EventSampleRate))
})
}
}